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Showing results 1 to 25 of 100 Search: Posts Made By: dmckmc
Forum: N54 Today, 08:13 AM
Replies: 1
Views: 18
Posted By dmckmc
until others respond, here is a good place to...

until others respond, here is a good place to start:

The Definitive Guide To The BMW N54 Engine - Common Faults, Failures, Repairs...
Forum: N54 07-29-2021, 03:54 PM
Replies: 1
Views: 33
Posted By dmckmc
Here is a good place to start: The...

Here is a good place to start:

The Definitive Guide To The BMW N54 Engine - Common Faults, Failures, Repairs (https://blog.fcpeuro.com/the-definitive-guide-to-the-bmw-n54-engine)
Forum: N54 07-23-2021, 01:15 PM
Replies: 2
Views: 87
Posted By dmckmc
Replacing the alternator can result in the IBS...

Replacing the alternator can result in the IBS and Water pump comm errors. apparnetly they all live on the same circuit. I'm trying to find the best wiring diagram myself. I've got the Water pump...
Forum: N54 07-21-2021, 10:50 AM
Replies: 4
Views: 157
Posted By dmckmc
here are some pics of the install. cooler...

here are some pics of the install. cooler bracket is out at this point. mine is stepped so the front of the intercooler sits just in front of the power steering cooler. the trans cooler was placed...
Forum: Support & Log Review 07-21-2021, 06:23 AM
Replies: 70
Views: 4,114
Posted By dmckmc
still had trouble, reverted to V. 14 no problems

still had trouble, reverted to V. 14 no problems
Forum: N54 07-21-2021, 05:52 AM
Replies: 4
Views: 157
Posted By dmckmc
factory mounts work as do the factory hose/pipe...

factory mounts work as do the factory hose/pipe connections. It's the transmission cooler on the 535i that is in the way, specifically the housing bracket that holds the trans cooler. I removed the...
Forum: N54 07-20-2021, 07:48 AM
Replies: 1
Views: 172
Posted By dmckmc
Good start here: The Definitive Guide To The...

Good start here:

The Definitive Guide To The BMW N54 Engine - Common Faults, Failures, Repairs (https://blog.fcpeuro.com/the-definitive-guide-to-the-bmw-n54-engine)
Forum: N54 07-11-2021, 01:48 PM
Replies: 14
Views: 314
Posted By dmckmc
is it possible the ecu is using a default, safety...

is it possible the ecu is using a default, safety program strategy when it doesn't have a reading from the O2 sensors? plug the sensors back in and then the ecu tries to 'correct' the air/fueling it...
Forum: N54 07-10-2021, 05:22 AM
Replies: 7
Views: 302
Posted By dmckmc
I'll try to help. I have a 535i as well and used...

I'll try to help. I have a 535i as well and used the JB4 for years. The JB4 on it's own can't brick the ECU because it does not reprogram the ECU. It is a piggyback or passthrough only. Tell us...
Forum: N54 06-29-2021, 11:28 AM
Replies: 2
Views: 291
Posted By dmckmc
your description of symptoms sounds like an...

your description of symptoms sounds like an alignment problem, severe toe
Forum: Support & Log Review 06-27-2021, 05:27 AM
Replies: 2
Views: 170
Posted By dmckmc
8 psi is stock. check dash/menu settings. is...

8 psi is stock. check dash/menu settings. is jb4 turned off or set to stock (0/0 or 0/4)? bef dash menu with jb4 setting is 4/2. also, jb4 is stock boost until oil temp reaches 160 F. any more...
Forum: N54 06-20-2021, 06:30 AM
Replies: 3
Views: 354
Posted By dmckmc
XHP flashes the transmission computer ...

XHP flashes the transmission computer

JB4/MHD BEF flashes the engine computer

separate and distinct units. You will like XHP
Forum: N54 06-11-2021, 03:32 AM
Replies: 1
Views: 415
Posted By dmckmc
Good start here: BMW N54 Ownership Guide...

Good start here:


BMW N54 Ownership Guide - Common Faults, Failures, and Repairs (https://blog.fcpeuro.com/the-definitive-guide-to-the-bmw-n54-engine)
Forum: N54 06-09-2021, 11:01 AM
Replies: 1
Views: 381
Posted By dmckmc
TisUI (https://www.bmwtis.com/#/login) ...

TisUI (https://www.bmwtis.com/#/login)

Straight from BMW. Info will be there but it is pay by day or subscribe
Forum: Support & Log Review 06-05-2021, 07:13 PM
Replies: 22
Views: 757
Posted By dmckmc
Take this advice and load the BEF. Start with...

Take this advice and load the BEF. Start with PUMP for your DME.
Forum: Support & Log Review 06-04-2021, 03:06 AM
Replies: 4
Views: 197
Posted By dmckmc
unzip and post the .csv file

unzip and post the .csv file
Forum: N54 05-22-2021, 04:11 AM
Replies: 4,028
Views: 1,765,644
Posted By dmckmc
Yes, The JB4 limits boost to stock until 160F

Yes, The JB4 limits boost to stock until 160F
Forum: N54 05-20-2021, 08:48 AM
Replies: 1
Views: 433
Posted By dmckmc
You can overwrite the current BEF with the new...

You can overwrite the current BEF with the new one. No need to revert to stock first.
Forum: N54 05-14-2021, 07:43 PM
Replies: 1
Views: 549
Posted By dmckmc
Here is a great place to start BMW N54...

Here is a great place to start


BMW N54 Ownership Guide - Common Faults, Failures, and Repairs (https://blog.fcpeuro.com/the-definitive-guide-to-the-bmw-n54-engine)
Forum: N54 05-07-2021, 03:53 AM
Replies: 2
Views: 716
Posted By dmckmc
Great start here: BMW N54 Ownership Guide...

Great start here:


BMW N54 Ownership Guide - Common Faults, Failures, and Repairs (https://blog.fcpeuro.com/the-definitive-guide-to-the-bmw-n54-engine)
Forum: Support & Log Review 04-24-2021, 05:35 PM
Replies: 70
Views: 4,114
Posted By dmckmc
Confirming battery drain with gauge hijack on E60...

Confirming battery drain with gauge hijack on E60 535i. I don't normally hijack gauges but was curious and experimenting with boost on MPG (oil temp on non 5 series). Left it enabled and parked it...
Forum: Support & Log Review 04-20-2021, 12:03 PM
Replies: 2
Views: 215
Posted By dmckmc
I believe that's the limitation of the stock...

I believe that's the limitation of the stock turbo's. I've a very similar set up and boost is 20+ until around 5500rpm then it nosedives.
Forum: N54 04-15-2021, 03:27 AM
Replies: 1
Views: 483
Posted By dmckmc
MHD or JB4 or other data monitor may be a simpler...

MHD or JB4 or other data monitor may be a simpler solution to reading trans temp.
Forum: N54 04-10-2021, 08:37 AM
Replies: 2
Views: 455
Posted By dmckmc
I'd say one and done. Most N54 are over 10 years...

I'd say one and done. Most N54 are over 10 years old, near or over 100,000 miles. New, properly installed gaskets will likely last the remaining life of the car. That's why it could be to your...
Forum: N54 04-01-2021, 11:11 AM
Replies: 6
Views: 280
Posted By dmckmc
Being your own mechanic is a big help. I've used...

Being your own mechanic is a big help. I've used the workshop manual may times. JB4 and MHD have robust real time engine parameter monitoring to keep an eye on temps, pressures, AFR, etc. Then log...
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